The X-ray observations of the Cat's Eye Nebula reveal a hot gas cloud around a bright star, which is shedding its material and expected to collapse into a white dwarf in several million years.

Researchers have detected an unusually large, previously undetected molecule in the Cat's Paw Nebula, a star-forming region about 5,500 light-years from Earth. At 13 atoms, the compound ...

M57, also known as the Ring Nebula, is a planetary nebula—the glowing remnant of a sun-like star. At its center lies a tiny white dot, the star’s hot core, known as a white dwarf.

The Cat’s Eye Nebula takes centre stage in a sparkling sea of stars and galaxies (ESA/Euclid/Euclid Consortium/NASA, image processing by J.-C. Cuillandre, E. Bertin, G. Anselmi) ...